package edu.session;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.io.IOException;
import java.util.Enumeration;
import java.util.Map;
import java.util.Set;

/**
 * 设置session
 */
@WebServlet("/sessionDemo")
public class SessionDemo extends HttpServlet {
    @Override
    protected void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        HttpSession session = request.getSession();
        User user = new User();
        String username = request.getParameter("username");
        String password = request.getParameter("password");
        user.setUsername(username);
        user.setPassword(password);
        session.setAttribute("user", user);
        /*Map<String, String[]> parameterMap = request.getParameterMap();
        Set<Map.Entry<String, String[]>> entries = parameterMap.entrySet();
        for (Map.Entry<String, String[]> entry : entries) {
            session.setAttribute(entry.getKey(), entry.getValue());
        }*/
        request.getRequestDispatcher("/readSession").forward(request, response);
    }
}
